package Job04;

abstract class MilkTea {
    public void PrepareMilkAndTea(){
        System.out.println("1.准备牛奶和茶叶");
    }

    abstract void addIngredients();

    public void packageMilkTea(){
        System.out.println("3.封闭打包奶茶");
    }


    public final void MakeMilkTea(){
        PrepareMilkAndTea();
        addIngredients();
        packageMilkTea();
    }

}
